Home / 497,666,735.60-746,500,103.40-425,107,324.40

Finding the Fourth Proportional to 497,666,735.60, 746,500,103.40 and 425,107,324.40

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Solution

The fourth proportional to 497,666,735.60, 746,500,103.40 and 425,107,324.40 is: 637,660,986.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,666,735.60 : 746,500,103.40 = 425,107,324.40 : x
  2. Step 2: Convert to fraction form
    497,666,735.60/746,500,103.40 = 425,107,324.40/x
  3. Step 3: Cross multiply
    497,666,735.60x = 746,500,103.40 × 425,107,324.40
  4. Step 4: Simplify right side
    497,666,735.60x = 317,342,661,620,697,344
  5. Step 5: Solve for x
    x = 317,342,661,620,697,344/497,666,735.60
  6. Step 6: Final answer
    x = 637,660,986.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.